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Ryan said JoJo’s service may also lower dental costs for families, as the pooch’s calming demeanor sometimes reduces the need for additional medication.

"A lot of the time, those patients would need nitrous oxide or other sedative to help them relax," clinic staffer Veronica Renteria told The Dodo. "But when JoJo comes in with them and sits in the chair, they're comforted. They can just sit and pet her as they're getting their teeth cleaned. She does a great job with them."